Dust removal device for industrial calcium carbonate production

Abstract

The utility model discloses a dust removal device for industrial calcium carbonate production, which comprises a bin body, a fan is arranged at one end of the bin body in a communicated manner, a conveying pipe is arranged above the bin body in a communicated manner, the conveying pipe is connected with a gas collecting hood through a pipe connecting assembly, and the gas collecting hood is arranged above calcium carbonate production equipment. Two interception assemblies are arranged on the inner side of the bin body, the two interception assemblies divide the bin body into a left space, a middle space and a right space, the two interception assemblies are jointly connected with a knocking assembly, and one end of the knocking assembly penetrates through the end of the bin body; the interception assembly is arranged, mineral substances can be intercepted under the action of the filter device, gas circulation is not affected, the knocking assembly is arranged, the knocking plate can be controlled to move under the action of external force and then strikes the filter device, the filter device vibrates, meanwhile, the mineral substances are separated from the filter device, and the mineral substances are prevented from blocking the filter device; and in addition, collection of mineral substances is achieved, and recycling is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of calcium carbonate production, in particular to a dust removal device for industrial calcium carbonate production. Background Art

[0002] In the process of calcium carbonate manufacturing, minerals such as limestone or marble need to be processed into dry powder or wet powder through mechanical crushing, grinding and other processes. It is used in many fields such as papermaking, plastics, rubber, ink, chemical building materials, sealing materials, daily chemicals, food, and medicine.

[0003] At present, there are many devices for crushing minerals, such as a jaw crusher disclosed in a Chinese patent with patent publication number CN104203413A, which has a substantially fixed jaw and an opposite movable jaw. A pair of opposite side walls extend on either side of the jaw to define a crushing zone. Each side wall includes one or more side liners (106) configured to protect the side wall. A safety or locking protrusion extends from the side wall to one side and is adjacent to each side liner and prevents the side liner from falling out of the crushing zone when it is removed from the mounting position of the side liner during use.

[0004] When the jaw crusher provided by the above patent is used to crush minerals, the minerals may be broken and mineral dust may be generated, and the mineral dust may be scattered everywhere, causing environmental pollution. Moreover, the mineral dust has the same substance as the minerals, and the scattering everywhere may lead to the waste of mineral resources. Although dust reduction is generally achieved by spraying at the production site, the falling mineral dust falls on the ground and mixes with other substances, making it inconvenient to recover and utilize. Utility Model Content

[0005] The utility model aims to provide a dust removal device for industrial calcium carbonate production, aiming to improve the problem that dust generated by crushing calcium carbonate mineral raw materials is inconvenient to recycle and utilize, resulting in a waste of mineral resources.

[0006] The utility model is implemented as follows: a dust removal device for industrial calcium carbonate production includes a warehouse body, a fan is arranged at one end of the warehouse body, a conveying pipe is arranged above the warehouse body, the conveying pipe is connected to the gas collecting hood through a connecting pipe assembly, the gas collecting hood is arranged above the calcium carbonate production equipment, two groups of interception assemblies are arranged on the inner side of the warehouse body, the two groups of interception assemblies separate the warehouse body to form three spaces of left, middle and right, a knocking assembly is connected to the two groups of interception assemblies, and one end of the knocking assembly passes through the end of the warehouse body.

[0007] Preferably, a vertical surface of the bin body is arranged to be open, a sealing plate is arranged at the open portion, and a removable plate is arranged at the bottom of the sealing plate.

[0008] Preferably, the removable plate faces the left space and the middle space of the warehouse body, and an air inlet is provided on the top of the warehouse body, and the air inlet is communicated with the left space.

[0009] Preferably, the interception assembly includes a main frame, an extrusion frame and a filter element. The side walls of the main frame and the extrusion frame that are close to each other are provided with stepped grooves and are connected by bolts. The filter element is arranged between the main frame and the extrusion frame, and the edge extends into the stepped groove; the filter element can be set as a filter net or filter cotton.

[0010] Preferably, snap columns are provided at the upper and lower ends of the main frame away from the side of the extrusion frame, and fixing plates are respectively provided on the upper and lower sides of the main frame, the fixing plates are installed on the warehouse body, and snap grooves are provided on the side walls, the central angle of the snap grooves is greater than 180°, and the snap columns are located in the snap grooves.

[0011] Preferably, the knocking assembly includes two sets of knocking plates and two connecting shafts. The two connecting shafts are fixed and penetrate the two sets of knocking plates respectively. The knocking plates are arranged on the side of the filter element away from the fan. The connecting shafts penetrate the support tube of the extrusion frame and the filter element. The adjacent connecting shafts are connected by a coupling.

[0012] Preferably, the knocking assembly also includes a pull rod and a return spring, one end of the pull rod is arranged through the warehouse body, and the other end is connected to the connecting shaft, the return spring is sleeved on the pull rod, and the two ends are respectively connected to the warehouse body and the pull rod, and are in a compressed state at the same time.

[0013] Preferably, the connecting tube assembly includes an intermediate tube and two end tubes, a sealing layer is provided on the outer side of the intermediate tube, and both ends are respectively inserted into the two end tubes, and the sealing layer is in contact with the end tubes; an annular convex plate is provided on the outer side of the intermediate tube, a bidirectional screw is penetrated through the annular convex plate, and both ends of the bidirectional screw are respectively inserted into the two end tubes; a support plate is provided below the intermediate tube, and both ends of the support plate are in contact with the two end tubes.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. The utility model is provided with an interception component, which can intercept mineral substances under the action of the filter element without affecting the circulation of gas. A knocking component is provided, which can control the movement of the knocking plate under the action of external force to hit the filter element, so that the filter element vibrates, and at the same time, the mineral substances are separated from the filter element, so as to avoid the mineral substances clogging the filter element and affecting the circulation of gas, and realize the collection of mineral substances for easy recycling.

[0016] 2. The utility model is provided with a connecting pipe assembly, which can stably connect the delivery pipe and the gas collecting hood, and can adjust its own state according to demand, thereby adjusting the relative position of the delivery pipe and the gas collecting hood, providing support for adapting to production equipment of different sizes, thereby improving the practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional structural schematic diagram of an embodiment of the utility model;

[0018] Figure 2 It is a three-dimensional structural diagram of the warehouse body of the utility model;

[0019] Figure 3 It is a three-dimensional structural diagram of the interception component and the knocking component of the utility model;

[0020] Figure 4 It is a three-dimensional structural schematic diagram of the interception component of the utility model;

[0021] Figure 5 It is a three-dimensional structural schematic diagram of the striking component of the utility model;

[0022] Figure 6 It is a three-dimensional structural schematic diagram of the connecting pipe assembly of the utility model.

[0023] In the figure: 1. bin body; 11. conveying pipe; 12. air collecting hood; 13. fan; 14. opening; 15. sealing plate; 16. removable plate; 17. air inlet; 2. connecting pipe assembly; 21. intermediate pipe; 22. annular convex plate; 23. sealing layer; 24. support plate; 25. end pipe; 3. interception assembly; 31. extrusion frame; 32. support pipe; 33. filter element; 34. main frame; 35. stepped groove; 36. fixing plate; 37. snap groove; 38. snap column; 4. knocking assembly; 41. knocking plate; 42. connecting shaft; 43. reset spring; 44. pull rod. DETAILED DESCRIPTION

[0024] In the present invention, unless otherwise clearly specified and limited, the terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0025] The following is a further description with reference to the accompanying drawings and specific embodiments:

[0026] Example 1

[0027] like Figure 1 , Figure 2As shown, a dust removal device for industrial calcium carbonate production includes a silo 1, a fan 13 and a retention assembly 3. A vertical surface of the silo 1 is set as an opening 14, a sealing plate 15 is set at the opening 14, a removable plate 16 is set at the bottom of the sealing plate 15, an air inlet 17 is set at the top of the silo 1, a conveying pipe 11 is set above the air inlet 17, the conveying pipe 11 is connected to the air collecting hood 12, and the fan 13 is set on the outside of one end of the silo 1. There are two groups of retention assemblies 3, both of which are set on the inner side of the silo 1, and the silo 1 is divided into three spaces: left, middle and right. The removable plate 16 faces the left space and the middle space of the silo 1, and the air inlet 17 is connected to the left space. When using the device, the device is placed on the side of the calcium carbonate production equipment (the production equipment can be a jaw crusher, or it can be a device that produces dust in the production of calcium carbonate), and the gas collecting hood 12 is located above the calcium carbonate production equipment. Through the work of the blower 13, the gas around the calcium carbonate production equipment is pumped through the gas collecting hood 12, the conveying pipe 11, the left space, the middle space, and the right space circulation, and finally discharged from the output of the blower 13. When the gas passes through the left space and the middle space successively, under the effect of the interception assembly 3, the material in the trapped gas is finally discharged. After a large amount of material is accumulated in the left space and the middle space, the staff can disassemble the removable plate 16, so that the left space and the middle space are unobstructed, and the material in the space is taken out. This arrangement, in the case of the dust removal of the calcium carbonate production equipment, realizes the recycling of mineral materials, and changes the current status of the inconvenience of the existing dust removal equipment to recycle minerals. In addition, the sealing plate 15 is arranged at the open 14 by bolt connection, so when the interception assembly 3 needs to be replaced or repaired, the sealing plate 15 can be removed to expose the interception assembly 3.

[0028] like Figure 4 As shown, in order to achieve the interception of mineral substances, the interception assembly 3 includes a main frame 34, an extrusion frame 31 and a filter element 33. The main frame 34 and the extrusion frame 31 are connected by bolts. The side walls of the main frame 34 and the extrusion frame 31 that are close to each other are provided with a stepped groove 35. The filter element 33 is arranged between the main frame 34 and the extrusion frame 31, and the edge extends into the stepped groove 35. With the cooperation of the main frame 34 and the extrusion frame 31, the filter element 33 is stably arranged in the warehouse body 1, and it is convenient to disassemble and replace the filter element 33 according to needs. The filter element 33 can be set as a filter net or filter cotton. When the gas flows to the filter element 33, the gas passes through the filter element 33, and the mineral substances are intercepted on the filter element 33.

[0029] like Figure 4As shown, in order to achieve stable installation of the interception component 3, snap columns 38 are provided at the upper and lower ends of the main frame 34 away from the side of the extrusion frame 31, and fixing plates 36 are respectively provided on the upper and lower sides of the main frame 34. The fixing plate 36 is installed on the warehouse body 1, and a snap groove 37 is provided on the side wall. The central angle of the snap groove 37 is greater than 180°, and the snap column 38 is located in the snap groove 37. When installing the interception component 3, the fixing plate 36 is first installed on the upper and lower side walls inside the warehouse body 1, and then the main frame 34 is controlled to move along the length direction of the fixing plate 36, and the snap column 38 extends into the snap groove 37, so that the main frame 34 and the fixing plate 36 are stably and detachably connected.

[0030] like Figure 3 , Figure 5 As shown, in order to prevent substances from clogging the channels of the filter element 33 and affecting the circulation of gas, a knocking assembly 4 is connected to the two sets of interception components 3. The knocking assembly 4 includes a pull rod 44, a reset spring 43, two sets of knocking plates 41 and two connecting shafts 42. The two connecting shafts 42 are fixedly passed through the two sets of knocking plates 41 respectively. The knocking plates 41 are set on the side of the filter element 33 away from the fan 13. The connecting shaft 42 passes through the support tube 32 of the extrusion frame 31 and the filter element 33. The adjacent connecting shafts 42 are connected through a coupling. One end of the pull rod 44 passes through the warehouse body 1, and the other end is connected to the connecting shaft 42. The reset spring 43 is sleeved on the pull rod 44, and the two ends are respectively connected to the warehouse body 1 and the pull rod 44, and are in a compressed state at the same time. Hold the end of the pull rod 44 protruding from the bin body 1, control the pull rod 44 to move and compress the reset spring 43, then release the pull rod 44, under the action of the reset spring 43, drive the pull rod 44, the connecting shaft 42 and the knocking plate 41 to move and hit the filter element 33, and the vibration generated by the impact causes the mineral matter to be separated from the filter element 33.

[0031] Example 2

[0032] like Figure 1 , Figure 2As shown, a dust removal device for industrial calcium carbonate production includes a silo 1, a fan 13 and a retention assembly 3. A vertical surface of the silo 1 is set as an opening 14, a sealing plate 15 is set at the opening 14, a removable plate 16 is set at the bottom of the sealing plate 15, an air inlet 17 is set at the top of the silo 1, a conveying pipe 11 is set above the air inlet 17, the conveying pipe 11 is connected to the air collecting hood 12, and the fan 13 is set on the outside of one end of the silo 1. There are two groups of retention assemblies 3, both of which are set on the inner side of the silo 1, and the silo 1 is divided into three spaces: left, middle and right. The removable plate 16 faces the left space and the middle space of the silo 1, and the air inlet 17 is connected to the left space. When using the device, the device is placed on the side of the calcium carbonate production equipment (the production equipment can be a jaw crusher, or it can be a device that produces dust in the production of calcium carbonate), and the gas collecting hood 12 is located above the calcium carbonate production equipment. Through the work of the blower 13, the gas around the calcium carbonate production equipment is pumped through the gas collecting hood 12, the conveying pipe 11, the left space, the middle space, and the right space circulation, and finally discharged from the output of the blower 13. When the gas passes through the left space and the middle space successively, under the effect of the interception assembly 3, the material in the trapped gas is finally discharged. After a large amount of material is accumulated in the left space and the middle space, the staff can disassemble the removable plate 16, so that the left space and the middle space are unobstructed, and the material in the space is taken out. This arrangement, in the case of the dust removal of the calcium carbonate production equipment, realizes the recycling of mineral materials, and changes the current status of the inconvenience of the existing dust removal equipment to recycle minerals. In addition, the sealing plate 15 is arranged at the open 14 by bolt connection, so when the interception assembly 3 needs to be replaced or repaired, the sealing plate 15 can be removed to expose the interception assembly 3.

[0033] like Figure 4 As shown, in order to achieve the interception of mineral substances, the interception assembly 3 includes a main frame 34, an extrusion frame 31 and a filter element 33. The main frame 34 and the extrusion frame 31 are connected by bolts. The side walls of the main frame 34 and the extrusion frame 31 that are close to each other are provided with a stepped groove 35. The filter element 33 is arranged between the main frame 34 and the extrusion frame 31, and the edge extends into the stepped groove 35. With the cooperation of the main frame 34 and the extrusion frame 31, the filter element 33 is stably arranged in the warehouse body 1, and it is convenient to disassemble and replace the filter element 33 according to needs. The filter element 33 can be set as a filter net or filter cotton. When the gas flows to the filter element 33, the gas passes through the filter element 33, and the mineral substances are intercepted on the filter element 33.

[0034] like Figure 4As shown, in order to achieve stable installation of the interception component 3, snap columns 38 are provided at the upper and lower ends of the main frame 34 away from the side of the extrusion frame 31, and fixing plates 36 are respectively provided on the upper and lower sides of the main frame 34. The fixing plate 36 is installed on the warehouse body 1, and a snap groove 37 is provided on the side wall. The central angle of the snap groove 37 is greater than 180°, and the snap column 38 is located in the snap groove 37. When installing the interception component 3, the fixing plate 36 is first installed on the upper and lower side walls inside the warehouse body 1, and then the main frame 34 is controlled to move along the length direction of the fixing plate 36, and the snap column 38 extends into the snap groove 37, so that the main frame 34 and the fixing plate 36 are stably and detachably connected.

[0035] like Figure 3 , Figure 5 As shown, in order to prevent substances from clogging the channels of the filter element 33 and affecting the circulation of gas, a knocking assembly 4 is connected to the two sets of interception components 3. The knocking assembly 4 includes a pull rod 44, a reset spring 43, two sets of knocking plates 41 and two connecting shafts 42. The two connecting shafts 42 are fixedly passed through the two sets of knocking plates 41 respectively. The knocking plates 41 are set on the side of the filter element 33 away from the fan 13. The connecting shaft 42 passes through the support tube 32 of the extrusion frame 31 and the filter element 33. The adjacent connecting shafts 42 are connected through a coupling. One end of the pull rod 44 passes through the warehouse body 1, and the other end is connected to the connecting shaft 42. The reset spring 43 is sleeved on the pull rod 44, and the two ends are respectively connected to the warehouse body 1 and the pull rod 44, and are in a compressed state at the same time. Hold the end of the pull rod 44 protruding from the bin body 1, control the pull rod 44 to move and compress the reset spring 43, then release the pull rod 44, under the action of the reset spring 43, drive the pull rod 44, the connecting shaft 42 and the knocking plate 41 to move and hit the filter element 33, and the vibration generated by the impact causes the mineral matter to be separated from the filter element 33.

[0036] like Figure 1 , Figure 6As shown, in order to adapt to calcium carbonate production equipment of different sizes, a connecting pipe assembly 2 is provided between the conveying pipe 11 and the gas collecting hood 12, and the connecting pipe assembly 2 includes an intermediate pipe 21 and two end pipes 25. A sealing layer 23 is provided on the outer side of the intermediate pipe 21, and the two ends are respectively inserted into the two end pipes 25, and the sealing layer 23 is in contact with the end pipes 25. An annular convex plate 22 is provided on the outer side of the intermediate pipe 21, and a bidirectional screw is provided through the annular convex plate 22, and the two ends of the bidirectional screw are respectively inserted into the two end pipes 25. A supporting plate 24 is provided below the intermediate pipe 21, and the two ends of the supporting plate 24 are in contact with the two end pipes 25. When the supporting plate 24 and the ends of the intermediate pipe 21 are inserted into the end pipes 25, the intermediate pipe 21 and the end pipes 25 are stably and movably connected, so as to adjust the position of the conveying pipe 11 and the gas collecting hood 12 according to the demand and provide support for adapting to equipment of different sizes. In addition, under the action of the bidirectional screw, the end pipes 25 can be controlled to be stably placed relative to the intermediate pipe 21. When adjusting the distance between the delivery pipe 11 and the gas collecting hood 12 , the bidirectional screw rotates to force the two end pipes 25 to move closer to or farther from each other, thereby adjusting the distance between the delivery pipe 11 and the gas collecting hood 12 .

[0037] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A dust removal device for industrial calcium carbonate production, characterized in that: The invention comprises a silo (1), a fan (13) is arranged at one end of the silo (1), a conveying pipe (11) is arranged above the silo, the conveying pipe (11) is connected to a gas collecting hood (12) through a connecting pipe assembly (2), the gas collecting hood (12) is arranged above the production equipment, two groups of interception assemblies (3) are arranged on the inner side of the silo (1), the two groups of interception assemblies (3) separate the silo (1) to form three spaces, namely left, middle and right, a knocking assembly (4) is connected to the two groups of interception assemblies (3), and one end of the knocking assembly (4) passes through the end of the silo (1).

2. A dust removal device for industrial calcium carbonate production according to claim 1, characterized in that: A vertical surface of the bin body (1) is arranged as an opening (14), a sealing plate (15) is arranged at the opening (14), and a removable plate (16) is arranged at the bottom of the sealing plate (15).

3. A dust removal device for industrial calcium carbonate production according to claim 2, characterized in that: The removable plate (16) faces the left side space and the middle space of the warehouse body (1), and an air inlet (17) is arranged on the top of the warehouse body (1), and the air inlet (17) is communicated with the left side space.

4. A dust removal device for industrial calcium carbonate production according to claim 1, characterized in that: The interception assembly (3) comprises a main frame (34), an extrusion frame (31) and a filter element (33); the side walls of the main frame (34) and the extrusion frame (31) close to each other are both provided with a stepped groove (35) and are connected by bolts; the filter element (33) is arranged between the main frame (34) and the extrusion frame (31), and the edge thereof extends into the stepped groove (35); the filter element (33) can be arranged as a filter net or filter cotton.

5. A dust removal device for industrial calcium carbonate production according to claim 4, characterized in that: The upper and lower ends of the main frame (34) away from the side of the extrusion frame (31) are both provided with snap-on columns (38), and fixing plates (36) are respectively provided on the upper and lower sides of the main frame (34), the fixing plates (36) are mounted on the bin body (1), and a snap-on groove (37) is provided on the side wall, the central angle of the snap-on groove (37) is greater than 180°, and the snap-on column (38) is located in the snap-on groove (37).

6. A dust removal device for industrial calcium carbonate production according to claim 5, characterized in that: The knocking assembly (4) comprises two sets of knocking plates (41) and two connecting shafts (42). The two connecting shafts (42) are respectively fixedly arranged to penetrate the two sets of knocking plates (41). The knocking plates (41) are arranged on a side of the filter element (33) away from the fan (13). The connecting shafts (42) penetrate the support tube (32) of the extrusion frame (31) and the filter element (33). Adjacent connecting shafts (42) are connected via a coupling.

7. A dust removal device for industrial calcium carbonate production according to claim 6, characterized in that: The knocking assembly (4) also includes a pull rod (44) and a return spring (43). One end of the pull rod (44) passes through the warehouse body (1), and the other end is connected to the connecting shaft (42). The return spring (43) is sleeved on the pull rod (44), and the two ends are respectively connected to the warehouse body (1) and the pull rod (44), and are in a compressed state at the same time.

8. A dust removal device for industrial calcium carbonate production according to claim 1, characterized in that: The connecting pipe assembly (2) comprises an intermediate pipe (21) and two end pipes (25); a sealing layer (23) is arranged on the outer side of the intermediate pipe (21), and the two ends are respectively inserted into the two end pipes (25), and the sealing layer (23) is in contact with the end pipes (25); an annular convex plate (22) is arranged on the outer side of the intermediate pipe (21), and a bidirectional screw is penetrated on the annular convex plate (22), and the two ends of the bidirectional screw are respectively inserted into the two end pipes (25); a supporting plate (24) is arranged below the intermediate pipe (21), and the two ends of the supporting plate (24) are in contact with the two end pipes (25).

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